Katy Perry's singles from her album Teenage Dream have collectively tallied over 10 million downloads. That's not even counting sales of the actual record!
"California Gurls" has sold over 4.4 million, while "Teenage Dream" the song passed three million and "Firework" has totaled around 2.5 million. Quite a feat.
"Peacock," which hasn't even been released as a single yet, is already near 200,000. Safe to say she has a hit record? Here's the video for its title track: